Description The muffler is a pneumatic device, which can effectively help reduce the dynamic noise of pneumatic components or equipment exhaust. This is a very convenient and practical tool. It is made of high-quality materials, safe and durable, and can serve you. The reasonable design makes it possible to control the movement of the cylinder by adjusting the exhaust speeds, so as to achieve better results. It is a very effective practical electromagnetic muffler. Features -Color:Golden. -Material:Brass. -Size: About3.80X2.30X2.30cm/1.49X0.90X0.90inch. -Specifications: 1/8; 1/4; 3/8; 1/2. -These compact and practical mufflers are easy to install and maintain and are good pneumatic mufflers. -A silencer is a device that prevents sound transmission and allows airflow to pass, so it can help you reduce noise well. -The silencer can block the propagation of sound waves and let the air flow through. It is an effective noise control tool. -Pneumatic muffler can play a very good protective role, avoid dust and other infringements, and extend the service life of pneumatic equipment. -Made of brass material, professional, efficient, practical and durable, it will bring you a good experience.Packing list4 x mufflers